All of the following are pigments that contribute to color of an individual's skin EXCEPT
A)keratin
B)melanin
C)carotene
D)hemoglobin
E)all of the choices are correct

Question

Quizplus · Accepted Answer

Keratin is a protein that contributes to the strength and structure of skin, hair, and nails; it does not contribute to skin color. The other three options, melanin, carotene, and hemoglobin, are all pigments that can contribute to skin color.

All of the Following Are Pigments That Contribute to Color